*{
	margin: 0;
	padding: 0;
}
ul li{
	list-style: none;
}
a{
	text-decoration: none;
}
.fl{
	float: left;
}
.fr{
	float: right;
}
.clear{
	clear: both;
}
body{
	background: #F7F7F7;
}
.icon-1{
	width: 10px;
	height: 25px;
	background: url(../images/header_jiantou.png)no-repeat center;
	background-size: cover;
	display: inline-block;
}
.head{
	background: #FCFCFC;
	padding: 10px 0;
	text-align: center;
	font-size: 20px;
	font-weight: 500;
	color: #282828;
}
/* .head p{
	margin-left: 10px;
} */
.return{
	position: absolute;
	margin-left: 10px;
}
.menu{
	margin: 0 10px;
}
.menu-left{
	position: relative;
}
.menu-right{
	position: relative;
}
.menu-left img{
	border-radius: 10px;
}
.menu-right img{
	border-radius: 10px;
}
.menu-dw{
	color: #FFFFFF;
	text-align: center;
	position: absolute;
	top: 20%;
	left: 30%;
}
.icon-a1{
	width:30px;
	height: 35px;
	margin-top: 10px;
	background: url(../images/monitor_d1_photo.png)no-repeat center;
	background-size: cover;
	display: inline-block;
}
.menu-left-dw{
	color: #FFFFFF;
	text-align: center;
	position: absolute;
	top: 20%;
	left: 30%;
}
.icon-a2{
	width:30px;
	height: 35px;
	margin-top: 10px;
	background: url(../images/monitor_d1_photo.png)no-repeat center;
	background-size: cover;
	display: inline-block;
}
.icon-a3{
	width: 15px;
	height: 15px;
	position: absolute;
	top: 40px;
	left: 37px;
	background: url(../images/monitor_d2_guzhang.png)no-repeat center;
	background-size: cover;
	display: inline-block;
}
.icon-a4{
	width:32px;
	height: 32px;
	margin-top: 10px;
	background: url(../images/monitor_gengduo_photo.png)no-repeat center;
	background-size: cover;
	display: inline-block;
}
.menu-dw1{
	color: #FFFFFF;
	position: absolute;
	top: 23px;
	left: 67px;
}
.menu-title{
	margin: 10px 0;
	font-weight: 600;
}
.kongbai{
	width: 100%;
	height: 5px;
}